Home / 144,519.11-216,498.14-106,499.39

Finding the Fourth Proportional to 144,519.11, 216,498.14 and 106,499.39

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Solution

The fourth proportional to 144,519.11, 216,498.14 and 106,499.39 is: 159,542.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,519.11 : 216,498.14 = 106,499.39 : x
  2. Step 2: Convert to fraction form
    144,519.11/216,498.14 = 106,499.39/x
  3. Step 3: Cross multiply
    144,519.11x = 216,498.14 × 106,499.39
  4. Step 4: Simplify right side
    144,519.11x = 23,056,918,231.15
  5. Step 5: Solve for x
    x = 23,056,918,231.15/144,519.11
  6. Step 6: Final answer
    x = 159,542.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.